exasperating

Definition of exasperating

: causing strong feelings of irritation or annoyance
an exasperating delayAfter the most frustrating, aggravating and exasperating two days of his career …— Jack CurryThe following days brought light fluky winds and I made only 35 miles of progress in two days. It was very exasperating.— Tom Peterson

Other Words from exasperating

exasperatinglyadverb

an exasperatingly slow process
The heater warmed up slowly; its temperature was exasperatingly difficult to adjust. — Consumer Reports